Skip to main content
. 2016 Jan 11;12:2. doi: 10.1186/s13223-015-0109-6

Table 2.

The homologous groups suggested by the EMA [28] and Lorenz et al. [29]

Homologous groups No homologous groups
Tree pollen
 1. Suggested homologous group: birch/fagales Non-grouped species: justification for mixing required
  Betula verrucosa = B. pendula* = B. alba European white birch Fagus sylvatica European beech
  Alnus glutinosa Alder Acer sp. Maple
 Carpinus betulus Hornbeam Platanus sp. Plane tree
  Corylus avellana Hazel Populus sp. Poplar
  Quercus alba Oak Robinia pseudoacacia False acacia, locust tree
  Castanea sativa Sweet chestnut Salix sp. Sallow/willow
Tilia sp. Lime
Ulmus sp. Elm
Cryptomeria japonica Japanese cedar
 2. Suggested homologous group: Oleaceae
  Olea europaea Olive
  Fraxinus excelsior Ash
  Ligustrum vulgare Privet
  Syringa vulgaris Lilac
 3. Suggested homologous group: Cupressaceae
  Juniperus sp. Juniper
  Cupressus sp. Cypress
Grass and cereal pollen
 4. Suggested homologous group: sweet grasses, the Poaceae (Gramineae) family, Pooideae subfamily Non-grouped species: justification for mixing required
  Anthoxanthum odoratum Sweet vernal grass Cynodon dactylon Bermuda grass
  Avena sativa Oat Cynosurus cristatus Dogstail
  Dactylis glomerata Orchard grass/cocksfoot
  Festuca sp. Meadow fescue
  Holcus lanatus Velvet grass/Yorkshire fog
  Hordeum vulgare Barley
  Lolium perenne Perennial ryegrass
  Phleum pratense Timothy grass
  Poa pratensis Kentucky bluegrass
  Secale cereale Cultivated rye
  Triticum aestivum Cultivated wheat
 Additional Pooideae grass species, with reservations:
  Agropyron sp. Couch grass/crested wheatgrass
  Agrostis sp. Bent grass
  Alopecurus pratensis Meadow foxtail
  Arrhenatherum elatius False oat
  Bromus sp. Brome grass
Weed pollen
 5. Suggested homologous group: weed pollen species Non-grouped species: justification for mixing required
  Ambrosia artemisiifolia, Ambrosia trifida Ragweed Plantago sp. Plantain
  Artemisia vulgaris Mugwort
  Parietaria judaica, Parietaria officinalis Pellitory
MITES
 6. Suggested homologous group: house dust mites of the Dermatophagoides genus Non-grouped species: justification for mixing required
  Dermatophagoides pteronyssinus European house dust mite Acarus siro Flour mite
  Dermatophagoides farinae American house dust mite Glycyphagus domesticus House mite
Lepidoglyphus destructor Storage mite
Thyreophagus entomophagus Flour mite
Tyrophagus putrescentiae Storage mite
Insect venoms Non-grouped species: justification for mixing required
 No homologous groups All species
Allergen extracts derived from vertebrates (extracts such as animal epithelia, hair, dander) Non-grouped species: justification for mixing required
 No homologous groups Canis familiaris Dog
Felis domesticus Cat
Cavia porcellus Guinea pig
Cricetus cricetus Hamster
Equus caballus Horse
Mus musculus Mouse
Oryctolagus cuniculus Rabbit
Rattus sp. Rat
Moulds Non-grouped species: justification for mixing required
All species
 No homologous groups In case of justification of grouping of mould species, special emphasis on similar stability is necessary